Home / 832,474.86-1,148,815.23-450,501.66

Finding the Fourth Proportional to 832,474.86, 1,148,815.23 and 450,501.66

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Solution

The fourth proportional to 832,474.86, 1,148,815.23 and 450,501.66 is: 621,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,474.86 : 1,148,815.23 = 450,501.66 : x
  2. Step 2: Convert to fraction form
    832,474.86/1,148,815.23 = 450,501.66/x
  3. Step 3: Cross multiply
    832,474.86x = 1,148,815.23 × 450,501.66
  4. Step 4: Simplify right side
    832,474.86x = 517,543,168,148.28
  5. Step 5: Solve for x
    x = 517,543,168,148.28/832,474.86
  6. Step 6: Final answer
    x = 621,692.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.